Data input device



FIG. 1 is a perspective view of a data input device showing my new design wherein a pen is shown in a vertical position;

FIG. 2 is a perspective view thereof wherein a pen is shown in a horizontal position;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a back elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a right side elevational view thereof.

The pen is shown in broken lines in FIGS. 1 and 2 for environmental purposes only and forms no part of the claimed design. 

The ornamental design for a data input device, as shown and described. 